(CNN) - Numbers released this week show Yahoo! CEO Marissa Mayer is in trouble. Eighteen months into the job, and the company's suffering declining sales, and shown little progress winning any ground from mega tech companies like Facebook, Google, and Twitter.

Is this the end of the line for Mayer? Fortune magazine's Jessi Hempel says that's the wrong question. The one to ask: What has she done right?FULL POST

"There's a difference between effectively using the bully pulpit to encourage good things in America and doing an end run around Congress," Ryan said in an interview with CNN's "The Lead with Jake Tapper."

"It looks he is willing to circumvent the Constitution. The presidents do not write laws. That's what Congress does. That’s Congress’ job," said the Wisconsin congressman.

For more of our interview with Congressman Paul Ryan, including 2016 talk, check out the video above. For a web only discussion on the debt ceiling, click here.

Watch the entire exclusive interview with President Barack Obama on CNN's "New Day" Friday at 6 a.m. ET and "The Lead With Jake Tapper" at 4 p.m. ET

(CNN) - In an exclusive interview, CNN's Jake Tapper pressed President Barack Obama on far-reaching issues including the Sochi Olympics, Sargent First Class Cory Remsburg, the wounded soldier Obama honored so memorably during the State of the Union speech, the President's push for executive action, and more.

But Tapper also had to ask the questions on everyone's mind: Hillary vs. Biden? Or Broncos vs. Seahawks?

Hear the President's answer to that tomorrow, when the exclusive interview with President Obama airs on CNN's "New Day" at 6 a.m. ET, and on "The Lead with Jake Tapper" at 4 p.m. ET.

About This Show

The Lead with Jake Tapper draws not only on Tapper’s deep knowledge of politics and national issues, but also seeks to examine and advance stories across a wide range of topics that demonstrate his own curiosities and interests. Compelling headlines come from around the country and the globe, from politics to money, sports to popular culture, based on news drivers of the day.